Results 71 to 80 of about 5,388,962 (187)

BAYES' ESTIMATES OF THE DOUBLE HURDLE MODEL IN THE PRESENCE OF FIXED COSTS [PDF]

open access: yes
We present a model of market adoption (participation) where the presence of non-negligible fixed costs leads to non-zero censoring of the traditional double-hurdle regression.
Barrett, Christopher B.   +2 more
core   +1 more source

Analysis of humeral condylar morphology in dogs with and without humeral intracondylar fissure

open access: yesVeterinary Surgery, Volume 55, Issue 1, Page 207-217, January 2026.
Abstract Objective To quantify the morphology of the humeral condyle in dogs with and without humeral intracondylar fissure (HIF). Study design Retrospective case control. Sample population A total of 171 elbows. Methods Computed tomography (CT) scans of elbows were retrospectively analyzed.
Emily Frapwell   +7 more
wiley   +1 more source

Agroindustrialization through institutional innovation [PDF]

open access: yes
Some small-holders are able to generate reliable and substantial income flows through small-scale dairy production for the local market; for others, a set of unique transactions costs hinders participation.
Delgado, Christopher L.   +4 more
core  

Validation and Further Characterization of a Major Quantitative Trait Locus Associated with Host Response to Experimental Infection with Porcine Reproductive and Respiratory Syndrome Virus [PDF]

open access: yes, 2014
Infectious diseases are costly to the swine industry; porcine reproductive and respiratory syndrome (PRRS) is the most devastating. In earlier work, a quantitative trait locus associated with resistance/susceptibility to PRRS virus was identified on Sus ...
Boddicker   +16 more
core   +3 more sources

An agent-driven semantical identifier using radial basis neural networks and reinforcement learning

open access: yes, 2014
Due to the huge availability of documents in digital form, and the deception possibility raise bound to the essence of digital documents and the way they are spread, the authorship attribution problem has constantly increased its relevance.
Napoli, Christian   +2 more
core   +1 more source

Developing the Spatial Dimension of Farm Business Models [PDF]

open access: yes
A non-linear mathematical farm business optimisation model, that is set within a spatial economic framework, has been developed. The model incorporates factors such as location, spatial market orientation and technology use, and identifies the business ...
Anderson, Duncan J., Jack, Claire G.
core   +1 more source

How to Use Fewer Markers in Admixture Studies [PDF]

open access: yes, 2011
Swiss Fleckvieh has been established from 1970 as a composite of Simmental and Red Holstein Friesian cattle. Breed composition is currently reported based on pedigree information. Information on ancestry informative molecular markers potentially provides
Anamarija Frkonja   +4 more
core   +3 more sources

Genotype imputation accuracy in a F2 pig population using high density and low density SNP panels [PDF]

open access: yes, 2013
Background: F2 resource populations have been used extensively to map QTL segregating between pig breeds. A limitation associated with the use of these resource populations for fine mapping of QTL is the reduced number of founding individuals and ...
Bates, Ronald O.   +5 more
core   +1 more source

Effects of crude protein levels in concentrate supplements on animal performance and nitrogen utilization of lactating dairy cows fed fresh-cut perennial grass [PDF]

open access: yes, 2016
There are increased concerns regarding N pollution of air and ground water from grazing cattle. Although a number of studies have investigated mitigation strategies for N output from dairy cows fed conserved forages and concentrates, similar research on ...
Gordon, A.   +3 more
core   +1 more source

Developing algorithm for the evaluating of impact of heat stress about dairy cattle crossbred

open access: yes, 2016
The aim of this study was to develop an algorithm to predict thermal environment for the creation of crossbred dairy cattle (1⁄2, 3⁄4 and 7⁄8 Holstein-Zebu) and to assess of the impact of heat stress on their physiological parameters and productive performance. The algorithm was developed in the computer program VisuAlg 3.0.
Júnior, Carlos Gutemberg de Souza Teles   +8 more
openaire   +1 more source

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